Wal-Mart sells the Heatmax brand of heated socks. The Heatmax B845 Heated Acrylic Hunting Socks feature a hidden compartment in the toe. This compartment holds a HotHands foot warmer that lasts up to six hours. The socks fit size 10 to 13 shoes.
Wal-Mart also sells a separate package of 10 HotHands replacement warmers that provide an additional 60 hours of comfort. Heated socks are standard gear for hunters and fishermen as well as any outdoor enthusiast who spends a significant time in cold weather. They also provide some benefit for individuals who always have cold feet or who suffer from poor circulation.